Home / 249,909.57-344,735.04-153,160.31

Finding the Fourth Proportional to 249,909.57, 344,735.04 and 153,160.31

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Solution

The fourth proportional to 249,909.57, 344,735.04 and 153,160.31 is: 211,275.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,909.57 : 344,735.04 = 153,160.31 : x
  2. Step 2: Convert to fraction form
    249,909.57/344,735.04 = 153,160.31/x
  3. Step 3: Cross multiply
    249,909.57x = 344,735.04 × 153,160.31
  4. Step 4: Simplify right side
    249,909.57x = 52,799,723,870.59
  5. Step 5: Solve for x
    x = 52,799,723,870.59/249,909.57
  6. Step 6: Final answer
    x = 211,275.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.